20921202

素因数分解:

$2^1\times 3^2\times {\mathrm{367}}^1\times {\mathrm{3167}}^1$

素因数の和:3542

約数の個数: 24

約数和(自身を含む): 45467136

約数和(自身を除く): 24545934

約数列:

[1, 2, 3, 6, 9, 18, 367, 734, 1101, 2202, 3167, 3303, 6334, 6606, 9501, 19002, 28503, 57006, 1162289, 2324578, 3486867, 6973734, 10460601, 20921202]

約数ペア:

[(1, 20921202), (2, 10460601), (3, 6973734), (6, 3486867), (9, 2324578), (18, 1162289), (367, 57006), (734, 28503), (1101, 19002), (2202, 9501), (3167, 6606), (3303, 6334)]